package cn.agiledata.bank.common.service;

import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.util.List;

import jxl.Workbook;
import jxl.write.WritableFont;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;

import cn.agiledata.bank.common.bean.JxlBean;
import cn.agiledata.bank.common.util.IOUtil;

public class JxlServiceImpl implements IJxlService {
		private OutputStream os;
		private WritableWorkbook workbook;
 	


		public OutputStream getOs() {
			return os;
		}

		public void setOs(OutputStream os) {
			this.os = os;
		}

		public WritableWorkbook getWorkbook() {
			return workbook;
		}

		public void setWorkbook(WritableWorkbook workbook) {
			this.workbook = workbook;
		}

		public void writeXls(JxlBean bean) {
			int currentSheet = bean.getSheet();
			int totalSheet = bean.getTotalSheet();
			if(currentSheet == 0) {
				deleteXls(bean);
				this.os = newXls(bean);
				this.workbook = newWritableWorkbook(os);
			}
			renderXls(bean, this.os, this.workbook);
				
			if(currentSheet == totalSheet-1) {
				writeXls(this.workbook);
				closeXls(this.os,this.workbook);
			}
		 }
	 
		 public void deleteXls(JxlBean bean) {
			 String targetfile = bean.getFileName();	//输出的excel文件名
			 new File(targetfile).delete();
		 }
		 
		 public OutputStream newXls(JxlBean bean) {
			 try{
				 String targetfile = bean.getFileName();	//输出的excel文件名
				 targetfile = IOUtil.getAbsolutePath(targetfile);
				 OutputStream os=new FileOutputStream(targetfile);
				 return os;
			 } catch(Exception e) {
				 return null;
			 }
		 }
		 
		 public WritableWorkbook newWritableWorkbook(OutputStream os) {
			 try{
				 return Workbook.createWorkbook(os);
			 } catch(Exception e) {
				 return null;
			 }
		 }
		 

	     public void renderXls(JxlBean bean,OutputStream os,WritableWorkbook workbook) {
	    	 String worksheet = bean.getSheetName();	//excel工作表的标题
	    	 String title = bean.getTitle();
	    	 int sheetNum = bean.getSheet();
	    	 List tableTitle = bean.getTableHead();//excel工作表的标题
	    	 List tableContext = bean.getTableContext();	//excel工作表的内容
	    	 
	    	 try
	    	 {//创建可写入的Excel工作薄
	    		 	    	 
		    	 WritableSheet sheet = workbook.createSheet(worksheet, sheetNum); //添加第n个工作表
		    	 jxl.write.Label label;
		    	 
		    	 jxl.write.WritableFont wfc = new jxl.write.WritableFont(WritableFont.ARIAL,10,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.RED);
		    	 sheet.mergeCells(4,0,10,0);//左上角到右下角
		    	 wfc = new jxl.write.WritableFont(WritableFont.ARIAL,20,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.GREEN); 
		    	 jxl.write.WritableCellFormat wchB = new jxl.write.WritableCellFormat(wfc); 
		    	 wchB.setAlignment(jxl.format.Alignment.CENTRE);
		    	 
		    	 label = new jxl.write.Label(4,0,title,wchB);//写title 
		    	 sheet.addCell(label); 
		    	 
		    	 if(tableTitle != null) {
		    		 for (int i=0; i<tableTitle.size(); i++) {	//写表格的title
//			    	 	Label(列号,行号 ,内容 )
		    	         wfc = new jxl.write.WritableFont(WritableFont.ARIAL,10,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.RED); 
		    	    	 jxl.write.WritableCellFormat wcfFC = new jxl.write.WritableCellFormat(wfc); 
		    	    	 wcfFC.setBackground(jxl.format.Colour.BLUE);
		    	    	 label = new jxl.write.Label(i,1,(String)tableTitle.get(i),wcfFC); 
		    			 sheet.addCell(label); 
		    		 }
		    	 }
		    	 
		    	 if(tableContext != null) {
		    		 for (int i=0; i<tableContext.size(); i++) {	//写表格的title
		    			 List rowList = (List)tableContext.get(i);
//			    	 	Label(列号,行号 ,内容 )
		    			 for(int j=0;j<rowList.size();j++) {
		    				 label = new jxl.write.Label(j,i+2, (String)(rowList.get(j))); //put the context in row1
		    				 sheet.addCell(label); 
		    			 }
		    			
		    		 }
		    	 }		    	 
		    	
		    	 
	    	 } catch(Exception e) {
	    		 e.printStackTrace();
	    	 }
	     }
	     
	     public void writeXls(WritableWorkbook workbook) {
	    	 try{
	    		 workbook.write(); 
	    	 } catch(Exception e) {
	    		 e.printStackTrace();
	    	 }
	     }
	     
	     public void closeXls(OutputStream os,WritableWorkbook workbook) {
	    	 try{
	    		 workbook.close();
	    		 os.close();
	    	 } catch (Exception e) {
	    		 e.printStackTrace();
	    	 }
	     }
	 
	     public static void main(String[] args) {
//	    	 String targetfile = "E:/workspace/system1.1/web/page/security/result.xls";//输出的excel文件名
//	    	 JxlBean bean = new JxlBean();
//	    	 bean.setFileName(targetfile);
//	    	 bean.setSheet(0);
//	    	 bean.setTitle("1");
//	    	 bean.setSheetName("11");
//	    	 OutputStream os = newXls(bean);
//	    	
//	    	 WritableWorkbook workbook =  newWritableWorkbook(os);
//	    	 renderXls(bean,os,workbook);
//	    	 
//	    	 bean = new JxlBean();
//	    	 bean.setFileName(targetfile);
//	    	 bean.setSheet(1);
//	    	 bean.setTitle("2");
//	    	 bean.setSheetName("22");
//	    	 renderXls(bean,os,workbook);
//	    	 writeXls(workbook);
//	    	 closeXls(os,workbook);
	    	 
	     }
	 
	     public static void main1(String[] args) {
	    	 String targetfile = "E:/workspace/system1.1/web/page/security/result.xls";//输出的excel文件名
	    	 String worksheet = "List";//输出的excel文件工作表名
	    	 String[] title = {"ID","NAME","DESCRIB"};//excel工作表的标题


	    	 WritableWorkbook workbook;
	    	 try
	    	 {
//	    	 创建可写入的Excel工作薄,运行生成的文件在tomcat/bin下
//	    	 workbook = Workbook.createWorkbook(new File("output.xls")); 

	    	 OutputStream os=new FileOutputStream(targetfile); 
	    	 workbook=Workbook.createWorkbook(os); 
	    	 WritableSheet sheet0 = workbook.createSheet(worksheet, 0); //添加第一个工作表
	    	 
	    	 
	    	 WritableSheet sheet1 = workbook.createSheet(worksheet, 1); //添加第一个工作表
//	    	 WritableSheet sheet1 = workbook.createSheet("MySheet1", 1); //可添加第二个工作
	    	 /*
	    	 jxl.write.Label label = new jxl.write.Label(0, 2, "A label record"); //put a label in cell A3, Label(column,row)
	    	 sheet.addCell(label); 
	    	 */

	    	 jxl.write.Label label;
	    	 for (int i=0; i<title.length; i++)
	    	 {
//	    	 Label(列号,行号 ,内容 )
	    	 label = new jxl.write.Label(i, 0, title[i]); //put the title in row1 
	    	 sheet1.addCell(label); 
	    	 }




//	    	 下列添加的对字体等的设置均调试通过，可作参考用


//	    	 添加数字
	    	 jxl.write.Number number = new jxl.write.Number(3, 4, 3.14159); //put the number 3.14159 in cell D5
	    	 sheet1.addCell(number);

//	    	 添加带有字型Formatting的对象 
	    	 jxl.write.WritableFont wf = new jxl.write.WritableFont(WritableFont.TIMES,10,WritableFont.BOLD,true); 
	    	 jxl.write.WritableCellFormat wcfF = new jxl.write.WritableCellFormat(wf); 
	    	 jxl.write.Label labelCF = new jxl.write.Label(4,4,"文本",wcfF); 
	    	 sheet1.addCell(labelCF); 

//	    	 添加带有字体颜色,带背景颜色 Formatting的对象 
	    	 jxl.write.WritableFont wfc = new jxl.write.WritableFont(WritableFont.ARIAL,10,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.RED); 
	    	 jxl.write.WritableCellFormat wcfFC = new jxl.write.WritableCellFormat(wfc); 
	    	 wcfFC.setBackground(jxl.format.Colour.BLUE);
	    	 jxl.write.Label labelCFC = new jxl.write.Label(1,5,"带颜色",wcfFC); 
	    	 sheet1.addCell(labelCFC); 

//	    	 添加带有formatting的Number对象 
	    	 jxl.write.NumberFormat nf = new jxl.write.NumberFormat("#.##"); 
	    	 jxl.write.WritableCellFormat wcfN = new jxl.write.WritableCellFormat(nf); 
	    	 jxl.write.Number labelNF = new jxl.write.Number(1,1,3.1415926,wcfN); 
	    	 sheet1.addCell(labelNF); 

//	    	 3.添加Boolean对象 
	    	 jxl.write.Boolean labelB = new jxl.write.Boolean(0,2,false); 
	    	 sheet1.addCell(labelB); 

//	    	 4.添加DateTime对象 
	    	 jxl.write.DateTime labelDT = new jxl.write.DateTime(0,3,new java.util.Date()); 
	    	 sheet1.addCell(labelDT); 

//	    	 添加带有formatting的DateFormat对象 
	    	 jxl.write.DateFormat df = new jxl.write.DateFormat("ddMMyyyyhh:mm:ss"); 
	    	 jxl.write.WritableCellFormat wcfDF = new jxl.write.WritableCellFormat(df); 
	    	 jxl.write.DateTime labelDTF = new jxl.write.DateTime(1,3,new java.util.Date(),wcfDF); 
	    	 sheet1.addCell(labelDTF); 

//	    	 和宾单元格
//	    	 sheet.mergeCells(int col1,int row1,int col2,int row2);//左上角到右下角
	    	 sheet1.mergeCells(4,5,8,10);//左上角到右下角
	    	 wfc = new jxl.write.WritableFont(WritableFont.ARIAL,40,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.GREEN); 
	    	 jxl.write.WritableCellFormat wchB = new jxl.write.WritableCellFormat(wfc); 
	    	 wchB.setAlignment(jxl.format.Alignment.CENTRE);
	    	 labelCFC = new jxl.write.Label(4,5,"单元合并",wchB); 
	    	 sheet1.addCell(labelCFC); //


//	    	 设置边框
	    	 jxl.write.WritableCellFormat wcsB = new jxl.write.WritableCellFormat(); 
	    	 wcsB.setBorder(jxl.format.Border.ALL,jxl.format.BorderLineStyle.THICK);
	    	 labelCFC = new jxl.write.Label(0,6,"边框设置",wcsB); 
	    	 sheet1.addCell(labelCFC); 
	    	 workbook.write(); 
	    	 workbook.close();
	    	 os.close();
	    	 }catch(Exception e) 
	    	 { 
	    	 e.printStackTrace(); 
	    	 } 
	    	 Runtime r=Runtime.getRuntime(); 
	    	 Process p=null; 
//	    	 String cmd[]={"notepad","exec.java"}; 
	    	 //String cmd[]={"C:\\Program Files\\Microsoft Office\\Office\\EXCEL.EXE","out.xls"}; 
	    	 try{ 
	    	 //p=r.exec(cmd); 
	    	 } 
	    	 catch(Exception e){ 

	    	 }




	     }
}
